Open Source App Cloud Marketplace

Writing docs should feel like editing a modern document, not wrangling Markdown files - CodeX Docs delivers that on Editor.js, the block-styled editor its CodeX team builds and thousands of products use. Content is composed from clean blocks (headings, lists, code, images, embeds) with a UI that reads well on both desktop and mobile, and pages render statically with human-readable, SEO-friendly URLs. Structure is free-form: pages nest to any depth, so a flat FAQ and a deep product manual coexist in one instance, and the UI tunes to fit - collapse sections, hide the sidebar. The operational footprint is deliberately tiny. No database is required: the default driver persists to a local folder, with MongoDB available when you want it, and the whole app configures through one YAML file (overridable with APP_CONFIG_ environment variables) covering title, start page, auth password, and JWT secret. Editing mode sits behind password authentication. Thoughtful extras are wired in: readers can report misprints straight to your Telegram or Slack, Hawk error tracking catches frontend and backend exceptions, and Yandex Metrica analytics is a one-line config. A ready-made Helm chart covers Kubernetes. Written in TypeScript.

When Commento's original maintainer went quiet, Commento++ bundled the community's bug fixes and stalled merge requests into a batteries-included release of the beloved Go-based Disqus alternative - and kept building. The core promise is unchanged: an embeddable comments box that is orders of magnitude lighter and faster than Disqus, with no ads, tracking, or data sales - two lines of HTML and a PostgreSQL database. On top of Markdown comments, voting, Disqus import, OAuth login (Google, GitHub, Twitter) plus SSO, sticky comments, thread locking, and email notifications, the fork's additions are substantial: WebSocket-powered live comment updates with permalinks and highlight animations for new arrivals, guest commenting with a name, a cross-domain moderation dashboard for approving and deleting comments in one place, MathJax rendering support, wildcard domain matching, a reInit hook that makes single-page-application integration clean, and Perspective API spam scoring alongside the existing Akismet integration. Optional page-view logging graphs traffic on the dashboard, native SSL termination works without a proxy, and script-tag data attributes control fonts, CSS overrides, deleted-comment visibility, and polling-versus-WebSocket behavior.

"Stupid simple software" is the entire philosophy at DumbWare.io, and DumbBudget delivers it: no over-engineering, no complexity, no accounts, no bank connections - just a clean, modern ledger for money in and money out. Log income and expenses, assign categories, and watch real-time balance calculations update as you type. Finding transactions is quick: filter by type, narrow by date range, sort by date or amount. When tax season or spreadsheet analysis calls, everything exports to CSV. Access control matches the philosophy - a single PIN (set via one environment variable) gates the app, backed by real security engineering: rate limiting on PIN attempts, temporary lockout after failures, secure session handling, and no sensitive data in browser storage. Multi-currency support covers the ISO codes, and a SITE_TITLE variable names each instance - deliberately useful, because running separate instances per account or family member is the intended pattern for multi-user needs. The responsive UI ships light and dark themes and installs as a PWA on phones, where expense logging actually happens. Configuration is five environment variables; data persists in one folder. If Actual Budget and Firefly III feel like accounting software, this is the notepad that gets used. GPL-licensed.

Feature requests, bug reports, upvotes, and a public roadmap: Astuto (Ruby on Rails backend, React frontend) gives users a Canny-style feedback portal so product decisions rest on visible demand rather than the loudest voice in the room. Feedback organizes into as many boards as you want (features, bugs, integrations), each post carrying a custom status you define - "planned," "in progress," "shipped," or whatever matches your process - and those statuses feed a public roadmap view showing users what is actually being worked on. Participation friction is adjustable at both ends: sign-in works with plain email or any OAuth2 provider, anonymous feedback can be enabled for unregistered users, and a moderation queue lets you approve posts before they appear when spam is a concern. Integration hooks are practical rather than sprawling - webhooks fire on events to connect Jira, Trello, or Slack, and a REST API manages the whole feedback space programmatically. Brand customization, an invitation system, private-site settings, and recap emails for administrators complete a deliberately minimal tool: it collects, organizes, and prioritizes feedback well, for free, forever.

PayMe is a privacy-first personal finance dashboard that runs entirely on your own hardware with zero third-party service dependencies. The Rust backend compiled to a single binary serves a React 19 frontend built with Vite, TypeScript, and Tailwind CSS 4, storing all financial data in a local SQLite database that auto-migrates on startup. Monthly dashboards track income entries, fixed expenses like mortgage and utilities, and budget categories with real-time progress bars showing spending against configurable limits. The savings module includes goal tracking with percentage-based progress indicators, custom savings goals for targeted objectives, retirement savings projections with breakdown analysis, and projected savings calculations. Variance analysis compares actual spending against budgets across categories. Drag-and-drop reordering powered by dnd-kit lets you arrange income sources, expenses, and budget items to match your workflow. The interactive charts rendered by Recharts visualize spending trends, income patterns, and savings trajectories. Month-by-month navigation tracks financial history over time, while the Summary and Stats views aggregate data across periods. JWT-based authentication secures access, and the full OpenAPI Swagger documentation at the /swagger-ui endpoint exposes every API route for automation and integration. Docker Compose deployment creates a minimal image with the compiled Rust binary and static frontend assets, running on port 3001 behind nginx, Caddy, or Traefik reverse proxy with HTTPS. On RepoCloud, deploy PayMe on a dedicated VPS with persistent SQLite storage, root SSH access, and complete privacy over your household financial data, all under the MIT license.

A free, polished web client for Subsonic-compatible music servers: Substreamer is the browser-based frontend you point at your existing streaming backend to play your own library from anywhere. It speaks the Subsonic API (v1.13 and higher), which makes it compatible with the whole ecosystem that has grown around that protocol: the original Subsonic server, its forks Airsonic and Madsonic, and modern implementations like Navidrome and Ampache. That decoupling is the point - your music files, transcoding, and library indexing live on whichever server you prefer, while Substreamer provides the listening experience: browse by artist, album, and genre, build and manage playlists, search your collection, and stream on demand. This RepoCloud deployment runs the containerized web edition, so the same interface is available from any browser without installing a native app, and it pairs with the Substreamer mobile apps that made the client popular. For anyone assembling a self-hosted Spotify replacement - typically Navidrome for the backend plus a good client - Substreamer fills the client half with a clean, familiar player UI. Because it is a stateless client, the container is lightweight and low-maintenance: connect it to your server's URL and credentials, and your entire collection is streaming in minutes, with no subscription and no catalog that can disappear.

Upload files, get a share link, let it expire: PsiTransfer is a self-hosted WeTransfer with no accounts, no logins, and no third-party cloud with size caps and metadata harvesting. The engineering focus is large files over imperfect networks. Uploads use the tus.io resumable protocol, so a dropped connection on a multi-gigabyte video resumes exactly where it stopped once you're back online; downloads support HTTP range headers for the same resilience, and everything streams, so file size is bounded by your disk rather than memory. Files organize into upload buckets with retention you control: expire after a set time (up to weeks) or after a one-time download, with automatic cleanup when links lapse. Recipients need nothing installed - they open the link, preview files in modal views, and grab everything as a zip or tar.gz archive with one click. Buckets can be password-protected (AES-encrypted download lists), and security-through-obscurity is done properly: bucket URLs use hashed UUID tokens and stored filenames are replaced with UUIDs. An optional admin page (enabled by setting an admin password) lists bucket information and storage. The Vue.js frontend ships under 100 KB gzipped and is fully responsive. Honest caveat from the author: no end-to-end payload encryption yet. BSD-licensed, Docker-ready.

Stop building internal tools and ship your actual product - Motor Admin exists for exactly that. Point this Ruby/Vue application at a PostgreSQL, MySQL, MariaDB, or SQL Server database and it generates a complete CRUD admin panel from your schema in under a minute - search, filters, create, update, delete, all through a polished UI, with every customization done through in-app settings rather than a DSL or boilerplate code. What elevates it beyond CRUD generators is the business-intelligence half: write SQL queries (with variables) and render results as tables, numbers, line/bar/ pie charts, funnels, or markdown; organize reports into shared dashboards; and attach queries and dashboards directly to resource pages as tabs, so an order record shows its revenue history in place. Operations beyond CRUD are covered by custom actions and a WYSIWYG forms builder that posts to your existing REST or GraphQL APIs - send a refund, trigger an email, whatever your backend exposes. Email alerts deliver scheduled reports, Slack sends personalized report alerts, and intelligence search spans all resources. Governance is included: role-based permissions with row- and column-level control (CanCanCan), an audit log of admin activity, multiple database connections, and configuration sync between staging and production. Mobile-optimized, AGPL-licensed, also available as a Rails engine.

Started as an ExpenseOwl-inspired project, Wally grew into a lightweight, self-hosted expense tracker more capable in every direction its author touched. The backend is Python FastAPI over SQLite, which means every deployment ships a full REST API with interactive documentation at /api/docs - automating imports or wiring in external tools requires no reverse engineering, and when the optional login page is enabled you can mint scoped API keys from the Settings page for token-based integrations. The transactions view is built on AG Grid, bringing real search, column sorting, and per-column filtering to your ledger, with a footer totaling rows, income, and expenses for whatever slice you have filtered. Dashboards go beyond the usual monthly doughnut: a Change button swaps in year-scale line graphs so you can track a single category - restaurants, say - across time. Recurring transactions edit intelligently, letting you apply changes to all instances or only future ones. CSV import and export use a simple six-column format handled from Settings, the refined dark theme is genuinely easy on the eyes, and the interface is translated into more than ten languages. The whole thing runs from one small container with a single data volume.

Enterprise documentation discipline without enterprise infrastructure: Documize Community is the Confluence alternative built on exactly that trade. The entire platform - Go backend, Ember.js frontend - compiles to a single executable binary for Linux, Windows, and macOS with zero runtime dependencies: no Elasticsearch, no Redis, no JVM. Point it at PostgreSQL, MySQL, MariaDB, Percona, or Microsoft SQL Server (rare in open source, decisive in Microsoft shops), and schema migrations run on launch with native full-text search on whichever engine you chose. Content organization rejects nested-folder sprawl for Spaces, categories, and labels, and the section-based composable editor mixes rich text, Markdown, code blocks, PDFs, diagrams, and embedded Jira or Trello content in one document, with reusable blocks and templates so teams start from standards rather than blank pages. It deliberately unifies internal team docs and customer-facing documentation in one system with granular space-, document-, and action-level permissions deciding who sees what. Where wikis stop, Documize continues: content approval workflows (draft, review, approve, publish), version management, lifecycle control, feedback capture, PDF export, analytics showing what gets read and ignored, activity streams, and audit logs. Keycloak, LDAP, and SSO integrate for enterprise auth. AGPL-licensed.

One CLI command deploys a complete AI development environment: n8n, Flowise, Supabase, Ollama, Qdrant, LiteLLM, Langfuse, Open WebUI, LightRAG, Browser-Use, Firecrawl, Crawl4AI, and more, all pre-wired with networking, credentials, and database connections. LLemonStack eliminates the hours of Docker Compose configuration that typically precede any local AI agent project. The llmn CLI initializes isolated project environments with auto-generated secure credentials, starts services in dependency order (databases first, then middleware, then apps), and displays a dashboard showing every service URL and access token. n8n brings 400+ workflow integrations, Flowise provides visual agent building, Ollama runs local LLMs like Llama and Mistral, Qdrant stores vectors at high performance, Open WebUI offers ChatGPT-style model interaction, and LiteLLM proxies requests to any provider with cost tracking. Langfuse automatically logs traces for every LiteLLM query, providing full observability. Each project maintains isolated Postgres schemas preventing data collision across parallel stacks. Firecrawl and Crawl4AI extract web content into LLM-ready formats for RAG pipelines feeding LightRAG or Qdrant. Dozzle streams live container logs for debugging. Import/export tooling migrates workflows between projects with automatic credential reconfiguration. Running on a dedicated VPS on RepoCloud with guaranteed CPU, RAM, and SSD, full root SSH access, and a browser serial console. AGPL-3.0 licensed.

PenX delivers an open-source structured note-taking application that functions as a personal database disguised as an elegant editor — combining the outline workflow of Workflowy and Roam Research with the structured data capabilities of Tana through MetaTags that transform every note into a queryable database record. The local-first architecture stores all data on-device using PGLite, an in-process PostgreSQL-compatible engine, ensuring data ownership regardless of cloud connectivity. End-to-end encryption protects all synchronized data so that even the sync server cannot read your notes, tasks, ideas, or documents. GitHub-based version control provides out-of-the-box backup and history with full commit-level recovery. MetaTags are the core innovation — attaching structured tags to any note converts it into a database entry with typed fields, enabling table views, filters, and queries across your knowledge base without imposing rigid folder hierarchies. The daily notes workflow encourages free-form capture while MetaTags handle organization automatically, letting you record thoughts without deciding physical location upfront. AI-driven features assist with content generation, summarization, and intelligent search across your personal data hub. Real-time sync keeps web, desktop, and mobile in perfect alignment. Cross-platform availability includes web, desktop for Windows, macOS, and Linux, iOS, and Chrome extension. Deploy the web service via Next.js with pnpm using tRPC and Prisma. Running on a dedicated VPS on RepoCloud with guaranteed CPU, RAM, and SSD, full root SSH access, and a browser serial console. AGPL-3.0 licensed.

When Clarkson, the once-popular fuel logger, stopped receiving updates, Hammond stepped in as its logical successor - a self-hosted vehicle expense tracker. Written in Go with a Vue.js interface and SQLite storage - a single lightweight container, no external database - it tracks every cost your vehicles generate: fuel fill-ups with cost, volume, and odometer readings; maintenance and repairs; and arbitrary other expenses, each attachable with photos and documents stored against the vehicle. The multi-user, multi-vehicle design is what sets it apart from phone apps: a household or small business adds all its vehicles and all its drivers, shares vehicles across users, and every fill-up lands in one ledger no matter who was driving. The Quick Entries feature respects how expenses actually happen - snap a photo of the receipt or pump screen at the gas station, then complete the structured entry later when you have a minute. Reporting works at both the vehicle level (cost per distance, fuel economy trends) and across the whole fleet. Migration matters here: importers for Clarkson, Fuelly, and Drivvo bring years of fill-up history along, so switching does not mean starting your data over.

DispatchMail is an SuperHuman alternative and delivers a self-hosted AI email assistant that processes your Gmail inbox through configurable OpenAI prompts without sending data to third-party cloud services beyond the LLM API itself. The Flask backend connects to Gmail via IMAP, retrieves new messages according to your schedule, and routes them through customizable whitelist rules based on sender address, subject keywords, or natural language descriptions before AI processing begins. Two distinct prompt configurations control behavior — the Reading Prompt instructs how the AI should analyze and classify incoming messages, while the Draft Prompt defines how responses should be composed, letting you maintain consistent tone and policy across all automated replies. Whitelist filtering ensures the AI only processes messages you explicitly authorize, preventing unnecessary API costs and keeping sensitive emails out of the LLM pipeline entirely. The React web interface provides inbox management with message previews, AI-generated summaries, draft editing with human-in-the-loop approval before sending, and configuration panels for prompts and rules. Automatic labeling and archival organize processed messages into categories without manual intervention. The sender research feature uses LLM-powered deep analysis to build background profiles of email contacts. All email content, credentials, and processing results persist in a local SQLite database with zero cloud storage dependencies. Running on a dedicated VPS on RepoCloud with guaranteed CPU, RAM, and SSD, full root SSH access, and a browser serial console. Apache-2.0 licensed.

Kuzzle ships a production-ready backend from day one: data storage with Elasticsearch search, real-time pub/sub notifications, user authentication, role-based permissions, and a multi-protocol API serving HTTP, WebSocket, and MQTT simultaneously on port 7512. Rather than rebuilding these standard features from scratch for each project, you get a ready-made backend that accepts connections from web applications, mobile clients, and IoT devices through one unified API surface. Elasticsearch provides persistent document storage with full-text search, geospatial queries, and aggregation pipelines, while Redis handles internal caching and memory storage operations. The Koncorde real-time engine powers pub/sub messaging and database notifications, enabling clients to subscribe to document changes with filter conditions that trigger instant updates when matching data is created, modified, or deleted. User management includes JWT-based authentication, role-based access control with granular permissions at the controller and action level, and pluggable authentication strategies via Passport.js. The extensible plugin framework allows developing custom business logic, additional authentication providers, storage connectors, and protocol handlers. Client SDKs for JavaScript, Dart, Kotlin, and C++ accelerate frontend development, while the Kourou CLI provides command-line API access and project scaffolding. The Vue.js Admin Console offers a web interface for managing indexes, collections, documents, users, profiles, and roles. Horizontal scaling through masterless cluster mode targets 99.99% uptime without single points of failure. Running on a dedicated VPS on RepoCloud with guaranteed CPU, RAM, and SSD, full root SSH access, and a browser serial console. Apache 2.0 licensed.

"Get to your most important links, FAST" - Hiccup's README states its whole mission in that one line, and the static start page delivers it. It is a client-side React single-page app - no backend, no database, no accounts - driven entirely by a config.json that defines featured link cards, categorized sections, and search providers. The search bar is the power feature: it queries your own links by name, URL, and tag while simultaneously offering external providers like Google, DuckDuckGo, and Amazon (plus custom URL-template providers you define), with arrow-key navigation and Enter to launch, so muscle memory replaces mousing. Editing happens in the browser - drag and drop links and background images, tweak cards in edit mode - with changes persisting to localStorage; a built-in config manager exports the JSON for hosting, and remote profile loading pulls a shared config across every browser and device you use. Multiple profiles keep home-server, work, and dev-tool link sets separate. PWA support installs it on a phone home screen, caching strategies keep it fast offline, read-only mode suits kiosk displays, and Cmd/Ctrl+/ reveals the full hotkey reference. Serve it from any static host and point your new tab at it.

Audio lectures become structured, Markdown-formatted notes in about a minute with ScribeWizard (also known as GroqNotes). Upload an MP3, WAV, or M4A file - or paste a YouTube link - and the app runs a three-stage pipeline on Groq's LPU inference hardware: Whisper Large v3 transcribes the audio, a larger Llama model drafts a comprehensive outline of the material, and a faster Llama model fills each section with detailed content. This scaffolded prompting strategy is the core idea: the strong model handles structure where quality matters most, the fast model handles volume, and Groq's 1200+ tokens-per-second inference keeps the whole process near real time. Output renders as clean Markdown with support for tables and code blocks, and finished notes download as text or PDF. Model selection is configurable - swap in other Groq-hosted open models like Mixtral or Gemma to trade speed against quality or work around rate limits. Built as a single Streamlit app by Benjamin Klieger at Groq, it needs only a Groq API key to run, making it one of the simplest self-hosted AI tools to operate.

With over 1,200 GitHub stars, 12,000+ commits, and more than a decade of active development distributed under the AGPL-3.0 license, Cozy Cloud operates as a comprehensive personal data hub that goes far beyond file storage by connecting your documents, contacts, calendars, banking transactions, energy bills, and productivity tools into a single self-hosted platform where no third party profiles you. The cozy-stack Go binary handles file storage, CouchDB document management, job scheduling, app serving, and the REST API in a single process consuming approximately 150MB of RAM idle. Sandboxed konnectors import data from 50+ external services — banks, utility providers, telecom operators, cloud drives — running as isolated jobs via nsjail to prevent untrusted code from accessing other user data. The built-in app store serves web applications in subdomain-isolated environments with Content Security Policy headers, each app communicating exclusively through the documented REST API. Real-time synchronization via PouchDB replication and WebSocket keeps files, contacts, and documents consistent across desktop clients, mobile apps for iOS and Android with automatic photo backup, and the web interface. Security features include automatic Let's Encrypt TLS certificates, Argon2id password hashing, optional TOTP two-factor authentication, and GDPR-compliant data export via the CLI. Each user receives their own isolated instance with independent storage, database, and application configuration. Running on a dedicated VPS on RepoCloud with guaranteed CPU, RAM, and SSD, full root SSH access, and a browser serial console. AGPL-3.0 licensed.